What is Clean Diesel?

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January 08, 2020   |  


Electrification: How much progress can we expect in the next 10 years?

What about clean diesel?

Though the electric buzz is unmistakable, it does not change the fact that “diesel remains the overwhelmingly dominant technology in long haul trucking, powering 97% of Class 8 big-rig trucks in the United States,” according to the Diesel Technology Forum.

The group’s report from late 2019 found that more than 43% of Classes 3-8 vehicles are model-year 2011 or newer — considered the newest-generation of clean diesel technology.

“As we look to the future where new fuels and technologies may come more into focus, we can’t hit the pause button on progress today,” said Allen Schaeffer, executive director of the Diesel Technology Forum.

The federal government’s Phase 2 greenhouse gas rule will require these vehicles to be even cleaner and more fuel efficient. The next phases of the rule are scheduled to take effect in 2021, 2024 and 2027.

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